\documentclass[a4,12pt]{ctexart}
% 需要修改路径
\input{/Users/circle/Documents/GitHub/latex-template/setting.tex}
\setcounter{secnumdepth}{2}
\setlength{\parindent}{2em}
% \graphicspath{{fig/}}

\newcommand\Nus{\mbox{\textit{Nu}}}

%pdf 文件设置
\hypersetup{
   pdfauthor={袁磊祺},
   pdftitle={title}
}

\title{
   \vspace{-0.8in} 	
   \horrule{0.5pt} \\[0.5cm]
   \huge \bfseries{title} \\
   \horrule{2pt} \\[0.5cm]
}
\author{袁磊祺 \quad \href{mailto:yuanlq@pku.edu.cn}{yuanlq@pku.edu.cn}}
\date{\today}

\begin{document}

% 需要修改路径
\input{/Users/circle/Documents/GitHub/latex-template/setc.tex}

\maketitle


% \nocite{*}

% \bibliographystyle{plain}
% \bibliography{bib}

\end{document}
